green on clear automotive PVB layer for car glass
PVB film is a strong adhesive, well-known for its properties as
high transparency, Heat-resisting, cold-resistant, moisture-proof,
and irradiation resistance. Insulation and High mechanical strength
and the best adhesive material for laminated glass.
Use laminated glass can make car more safe and better sound
insulation.
Automotive PVB layer paraments:
Roughness RZ,µm:15-70
Moisture content(%):0.35-0.55
Heat shrinkage rate(%):<=8.0
Pummel value,rank: 3~7
Visible light transmittance(%): >=80
Haze(%): <=0.4
Tensile strength(MPa): >=20
Tensile elongation(%): >=200
Yellowness index(%): <=10
Packaging:
Every layer of PVB film rolls should be sepatared by PE film and
vacuumed by aluminum foil,and put into wooden case.
The product should be stocked in a clean warehouse and normal
temperature.It is prohibited to leave it under direct sunlight.Once
the packing is broken or opened,it should be stocked under
temperature of 15-25 ℃ and a relative humidity of 20%-40%.
laoding date for reference:
